Expansion type fireproof sealant　　Expansion type fireproof sealant: It has the characteristic of volume expansion when exposed to heat in a fire. Expansion type fireproof sealant is mainly used for sealing single or small-sized bundled cable through holes, and for filling gaps between cables.　　Environmental protection, aging resistance, good sealing and bonding properties, and best-selling products!

Time：2024-05-20